Canister



FIG. 1 is a perspective view of the canister showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a left side elevation view thereof, the opposite side being a symmetrical thereto;

FIG. 4 is a front elevation view thereof; and,

FIG. 5 is a bottom plan view thereof. 

The ornamental design for a canister, as shown and described. 